Home / 13,202.28-19,804.73-3,842.40

Finding the Fourth Proportional to 13,202.28, 19,804.73 and 3,842.40

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Solution

The fourth proportional to 13,202.28, 19,804.73 and 3,842.40 is: 5,763.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,202.28 : 19,804.73 = 3,842.40 : x
  2. Step 2: Convert to fraction form
    13,202.28/19,804.73 = 3,842.40/x
  3. Step 3: Cross multiply
    13,202.28x = 19,804.73 × 3,842.40
  4. Step 4: Simplify right side
    13,202.28x = 76,097,675.34
  5. Step 5: Solve for x
    x = 76,097,675.34/13,202.28
  6. Step 6: Final answer
    x = 5,763.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.